Altera Mentor Verification IP Altera Edition AMBA AXI4-St Instrukcja Użytkownika Pobierz pdf (Strona 156)

Mentor Verification IP AE AMBA AXI4-Stream User Guide, V10.3

156

VHDL Slave BFM

wait_on()

April 2014

wait_on()

This blocking procedure waits for an event on the ACLK or ARESETn signals to occur before

proceeding. An optional count argument waits for the number of events equal to count.

Example

wait_on(AXI4STREAM_RESET_POSEDGE, bfm_index,

axi4stream_tr_if_0(bfm_index));

wait_on(AXI4STREAM_CLOCK_POSEDGE, 10, bfm_index,

axi4stream_tr_if_0(bfm_index));

Prototype

procedure wait_on

(

phase : in integer;

count: in integer; -optional

bfm_id : in integer;

signal tr_if : inout axi4stream_vhd_if_struct_t

);

Arguments

phase Wait for:

AXI4STREAM_CLOCK_POSEDGE

AXI4STREAM_CLOCK_NEGEDGE

AXI4STREAM_CLOCK_ANYEDGE

AXI4STREAM_CLOCK_0_TO_1

AXI4STREAM_CLOCK_1_TO_0

AXI4STREAM_RESET_POSEDGE

AXI4STREAM_RESET_NEGEDGE

AXI4STREAM_RESET_ANYEDGE

AXI4STREAM_RESET_0_TO_1

AXI4STREAM_RESET_1_TO_0

count (Optional) Wait for a number of events to occur set by

count.

bfm_id BFM identifier. Refer to “Overloaded Procedure

Common Arguments” on page 87 for more details.

tr_if Transaction signal interface. Refer to

for more details.

Returns

None

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Altera Mentor Verification IP Altera Edition AMBA AXI4-St Instrukcja Użytkownika Strona 156